<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>欢迎页面</title>
</head>
<body onload="getParams()">
<span class="welcome">欢迎登录系统</span>

<script type="text/javascript">
    function getParams() {
        var url=location.search;
        var Request = new Object();
        if(url.indexOf("?")!=-1)
        {
            var str = url.substr(1);　//截取?之后的字符串
            strs= str.split("&");//将字符串以符号"&"分隔成两段
            for(var i = 0; i < strs.length; i++)
            {
                Request[strs[i].split("=")[0]] = unescape(strs[i].split("=")[1]);
            }
        }
        alert(Request["email"] + ", 欢迎登录系统！")
    };
</script>
</body>
</html>